/Engine/Source/Runtime/Engine/Classes/Components/SplineComponent.h
Helper function to draw a vector curve
static void Draw ( [FPrimitiveDrawInterface](API\Runtime\Engine\FPrimitiveDrawInterface) * PDI, const [FSceneView](API\Runtime\Engine\FSceneView) * View, const [FInterpCurveVector](API\Runtime\Core\Math\FInterpCurveVector) & SplineInfo, const FMatrix & LocalToWorld, const [FLinearColor](API\Runtime\Core\Math\FLinearColor) & LineColor, uint8 DepthPriorityGroup )